Pith Number

pith:XP2PV4QX

pith:2010:XP2PV4QXBGWQ3NETZ22EZYEMOM

not attested not anchored not stored refs pending

Required Behavior of Sequence Diagrams: Semantics and Conformance

Dae-kyoo Kim, Lunjin Lu

arxiv:1003.1160 v5 · 2010-03-04 · cs.SE · cs.LO · cs.PL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XP2PV4QXBGWQ3NETZ22EZYEMOM}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:17:13.793601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbf4faf21709ad0db493ceb44ce08c732cf0952a791c90ed30cc3ccd73b19c33

Aliases

arxiv: 1003.1160 · arxiv_version: 1003.1160v5 · doi: 10.48550/arxiv.1003.1160 · pith_short_12: XP2PV4QXBGWQ · pith_short_16: XP2PV4QXBGWQ3NET · pith_short_8: XP2PV4QX

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/XP2PV4QXBGWQ3NETZ22EZYEMOM \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: bbf4faf21709ad0db493ceb44ce08c732cf0952a791c90ed30cc3ccd73b19c33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17db75e097c435dabd24f217efda289fe9a5b141511f7c456e5522d755b47963",
    "cross_cats_sorted": [
      "cs.LO",
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2010-03-04T23:19:01Z",
    "title_canon_sha256": "7a883fcda3cf793eb3ca5a68d1263562f92dc4bbbd6271a76121715091880de8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1160",
    "kind": "arxiv",
    "version": 5
  }
}